E. S. Pillaca-Medina and M. L. Pillaca-Medina, “EVALUATION OF PRICE VARIATION OF BASIC GOODS DURING THE PANDEMIC AND POST-PANDEMIC PERIOD (2020–2024) CAUSED BY COVID-19 IN TWO FOOD MARKETS IN TWO DISTRICTS OF PERU”, JIRRS, vol. 1, no. 06, pp. 1–62, May 2026, doi: 10.66104/yx5p8m96.